Analysis

  • max time kernel
    149s
  • max time network
    134s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 04:03

General

  • Target
    2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe
  • Size 92KB
  • Sample260604-empmysay2n
  • SHA256 d8a23eabc58d224e3d21e936bfe13fe60c9c5251c8b18aa5135135a80a5e8fd6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 19 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:4796

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 89KB
        • SHA256 2d7d72079a8da215738f6952365007d1b8be0e1e76ddbe6dd1f75f60af36f26a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 96KB
        • SHA256 197627b9bd86534af6c790fe6457ee4389299bd2314dc96577836c7a57d273ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1528-0-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/1528-14-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/1528-15-0x0000000000400000-0x0000000000415000-memory.dmp

        memory/4796-13-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/4796-16-0x0000000000400000-0x0000000000415000-memory.dmp